From 0d9800cfc508b3603465ad5a1494df18d8bd6b16 Mon Sep 17 00:00:00 2001
From: Gabriel Corona <gabriel.corona@loria.fr>
Date: Fri, 10 Jan 2014 14:24:16 +0100
Subject: [PATCH] [mc] Add dwarf_global field to dw_variable_t

It is a better (but not perfect) identifier for a entry.
---
 src/mc/mc_global.c  | 1 +
 src/mc/mc_private.h | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/src/mc/mc_global.c b/src/mc/mc_global.c
index 07b7e20484..033d77b842 100644
--- a/src/mc/mc_global.c
+++ b/src/mc/mc_global.c
@@ -761,6 +761,7 @@ void MC_dwarf_get_variables(mc_object_info_t info) {
         if(strcmp(node_type, "DW_AT_name") == 0){
 
           var = xbt_new0(s_dw_variable_t, 1);
+          var->dwarf_offset = 0;
           var->name = xbt_strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *));
           xbt_dict_set(variables_origin, origin, xbt_strdup(var->name), NULL);
          
diff --git a/src/mc/mc_private.h b/src/mc/mc_private.h
index 941cc0dd77..180d6f9c98 100644
--- a/src/mc/mc_private.h
+++ b/src/mc/mc_private.h
@@ -12,6 +12,8 @@
 #ifndef WIN32
 #include <sys/mman.h>
 #endif
+#include <elfutils/libdw.h>
+
 #include "mc/mc.h"
 #include "mc/datatypes.h"
 #include "xbt/fifo.h"
@@ -405,6 +407,7 @@ typedef struct s_dw_location_entry{
 }s_dw_location_entry_t, *dw_location_entry_t;
 
 typedef struct s_dw_variable{
+  Dwarf_Off dwarf_offset; /* Global offset of the field. */
   int global;
   char *name;
   char *type_origin;
-- 
2.20.1